[giggle] Put <media> fallback text into <p>; 'alt' parameter is not supported

[Andre Klapper <aklapper src gnome org>]

commit 28584dd8d881fd8f10096b81028a8084c1f23208
Author: Andre Klapper <a9016009 gmx de>
Date:   Tue Sep 26 16:51:40 2017 +0200

    Put <media> fallback text into <p>; 'alt' parameter is not supported

 help/C/browse-view.page  |    4 +++-
 help/C/history-view.page |    4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/help/C/browse-view.page b/help/C/browse-view.page
index fe74e3e..d21048e 100644
--- a/help/C/browse-view.page
+++ b/help/C/browse-view.page
@@ -28,7 +28,9 @@
    <title>Overview</title>
    <figure>
     <desc>Giggle in Browse view mode</desc>
-    <media type="image" src="figures/giggle-browse_view_sections.png" alt="Giggle main window in Browse 
mode"/>
+    <media type="image" src="figures/giggle-browse_view_sections.png">
+     <p>Giggle main window in Browse mode</p>
+    </media>
    </figure>
     <p><app>Giggle</app>'s browse view is set up in three main parts:</p>
      <list type="numbered">
diff --git a/help/C/history-view.page b/help/C/history-view.page
index 86aac4f..e1eb1dd 100644
--- a/help/C/history-view.page
+++ b/help/C/history-view.page
@@ -27,7 +27,9 @@
    <title>Overview</title>
    <figure>
     <desc>Giggle in History view mode</desc>
-    <media type="image" src="figures/giggle-history_view_sections.png" alt="Giggle main window in History 
mode"/>
+    <media type="image" src="figures/giggle-history_view_sections.png">
+     <p>Giggle main window in History mode"</p>
+    </media>
    </figure>
     <p><app>Giggle</app>'s history view is set up in three main parts: </p>
      <list type="numbered">